[RFC][PATCH 3/4] perf/powerpc: Move mfspr and friends to header file

From: Sukadev Bhattiprolu
Date: Fri May 01 2015 - 03:06:57 EST


mfspr() and related macros will be needed in two separate files.
Move these defintions to a common header file.

Signed-off-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
---
tools/perf/arch/powerpc/util/header.c | 9 +--------
tools/perf/arch/powerpc/util/header.h | 9 +++++++++
2 files changed, 10 insertions(+), 8 deletions(-)
create mode 100644 tools/perf/arch/powerpc/util/header.h

diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c
index 6c1b8a7..05d3fc8 100644
--- a/tools/perf/arch/powerpc/util/header.c
+++ b/tools/perf/arch/powerpc/util/header.c
@@ -6,14 +6,7 @@

#include "../../util/header.h"
#include "../../util/util.h"
-
-#define mfspr(rn) ({unsigned long rval; \
- asm volatile("mfspr %0," __stringify(rn) \
- : "=r" (rval)); rval; })
-
-#define SPRN_PVR 0x11F /* Processor Version Register */
-#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */
-#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */
+#include "header.h"

int
get_cpuid(char *buffer, size_t sz)
diff --git a/tools/perf/arch/powerpc/util/header.h b/tools/perf/arch/powerpc/util/header.h
new file mode 100644
index 0000000..b9d3a0d
--- /dev/null
+++ b/tools/perf/arch/powerpc/util/header.h
@@ -0,0 +1,9 @@
+#include "../../util/util.h" // __stringify
+
+#define mfspr(rn) ({unsigned long rval; \
+ asm volatile("mfspr %0," __stringify(rn) \
+ : "=r" (rval)); rval; })
+
+#define SPRN_PVR 0x11F /* Processor Version Register */
+#define PVR_VER(pvr) (((pvr) >> 16) & 0xFFFF) /* Version field */
+#define PVR_REV(pvr) (((pvr) >> 0) & 0xFFFF) /* Revison field */
--
1.7.9.5

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